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Stormin Mormon Stormin Mormon is offline
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Default Briggs & Stratton 3.5hp Engine Will Not Start with Air Filter Bolt Installed

That's an oldie but a goodie. My first sense is that you have the
mixture screws out too far, and it's running rich. Turn in
(clockwise) till very lightly seated, and back them out 1 1/2
complete revolutions.

--

Christopher A. Young
You can't shout down a troll.
You have to starve them.
..

"Davy" wrote in message
...
: My 1968 B&S 3.5 HP lawnmower engine (92902, pulsajet carb with
two fuel
: pickup tubes) will not start unless I remove the air filter;
nor will it
: start with just the air cleaner bolt installed without the air
filter.
: I have serviced the carb and replaced the gasket. I have
checked and am
: certain that the bolt is not interfering with the movement of
the manual
: choke.
:
: Anyone experienced this problem?
:
: Davy
:
: